package com.pan.basic;

import java.util.*;

/**
 * @author by panstark
 * @description
 * @notice
 * @date 2021/12/18
 */
public class CanlanderDemo {

    Calendar.Builder calendarBuilder = new Calendar.Builder();

    public void buildOneCalendar(){
        calendarBuilder.setTimeZone(TimeZone.getDefault()).build();
        Collection<Object> objects = Collections.unmodifiableCollection(new ArrayList<>());

    }
}
